JSFiddle - React, Tailwind, and code Playground

HTML

<div class="img-container">
    <img src="http://placecage.com/90/90" />    
</div>

CSS

.img-container{
    width: 90px; height: 90px;
    position: relative;
}

.img-container:after{
    content: '';
    top:0; left:0; right:0; bottom:0;
    position: absolute;
    -webkit-box-shadow: inset 0px 0px 10px 7px #000000;
    -moz-box-shadow: inset 0px 0px 10px 7px #000000;
    -ms-box-shadow: inset 0px 0px 10px 7px #000000;
    -o-box-shadow: inset 0px 0px 10px 7px #000000;
    box-shadow: inset 0px 0px 10px 7px #000000;    
}